Carboxymethyl Chitosan

                                   
 


	

		

			

			
Items
			
			

			
Standard
			
		
		

			

			
Appearance
			
			

			
White to light yellow, free flowing powder
			
		
		

			

			
Odour
			
			

			
Odorless
			
		
		

			

			
Particle size(U.S.Mesh )
			
			

			
100% Passing 80 mesh
			
		
		

			

			
Appearance of the Solution
			
			

			
Transparent and colorless
			
		
		

			

			
Carboxylation degree
			
			

			
≥80.0%
			
		
		

			

			
Infusibility
			
			

			
≤1.0%
			
		
		

			

			
Water Content
			
			

			
≤10.0%
			
		
		

			

			
Ash Content
			
			

			
15～25
			
		
		

			

			
pH Value
			
			

			
8～10
			
		
		

			

			
Protein Content
			
			

			
Not checked out
			
		
		

			

			
Viscosity
			
			

			
10mPa.s~80mPa.s (cps) (Dissolve 1% chitosan in an aqueous solution at 20 °C)
			
		
		

			

			
Arsenic
			
			

			
≤0.5ppm
			
		
		

			

			
Heavy Metals
			
			

			
≤10ppm
			
		
		

			

			
Microbiological Test

			
Total Plate Count

			
Yeast&Mold

			
Coliforms Group

			
Salmonella

			
taphyloccus
			
			

			
 

			
≤1000CFU/g

			
≤100CFU/g

			
≤30MPN/100g

			
Not checked out

			
Not checked out